Home / 4,406.72-6,614.88-2,329.28

Finding the Fourth Proportional to 4,406.72, 6,614.88 and 2,329.28

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Solution

The fourth proportional to 4,406.72, 6,614.88 and 2,329.28 is: 3,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.72 : 6,614.88 = 2,329.28 : x
  2. Step 2: Convert to fraction form
    4,406.72/6,614.88 = 2,329.28/x
  3. Step 3: Cross multiply
    4,406.72x = 6,614.88 × 2,329.28
  4. Step 4: Simplify right side
    4,406.72x = 15,407,907.69
  5. Step 5: Solve for x
    x = 15,407,907.69/4,406.72
  6. Step 6: Final answer
    x = 3,496.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.